html,body,ul,li,img,a,p,div,input,form{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-hightlight-color: transparent;
}
body{
    font-family: "微软雅黑",sans-serif;
    font-size: 13px;
}
a,a:hover{
    color: #666;
    text-decoration: none;
}
ul{
    list-style: none;
}
input{
    outline: none;
    border: none;
    border: solid 1px #ccc;
}
.f_left{
    float: left;
}
.f_right{
    float: right;
}
.m_left10{
    margin-left: 10px;
}
.m_right10{
    margin-right: 10px;
}
.m_top10{
    margin-top: 10px;
}
.m_bottom10{
    margin-bottom: 10px;
}
.clearfix::before,
.clearfix::after{
    content:"";
    display: block;
    height: 0;
    line-height: 0;
    clear: both;
    visibility: hidden;
}